{"nhtsa_id":10010158,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2004-11-05","date":"2004-09-15","document_id":"04104","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"summary":"MALFUNCTION INDICATOR LAMP (MIL) ON, DIAGNOSTIC TROUBLE CODE (DTC) P0037, P0038 OR P0136. *NM","document":null,"url":"https://open.wenmarpro.com/bulletins/10010158","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["P0037","P0038","P0136"],"topics":[],"vehicles":[{"make":"TOYOTA","model":"SIENNA","year_from":2004,"year_to":2004,"match":"exact","vehicle_ids":["2004_toyota_sienna"]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}